Investigating forces

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Across
  1. 2. the force that acts at a right angle to the direction of motion through the air
  2. 4. a force that acts on an object in the opposite direction than that object is moving
  3. 6. The repulsive or attractive interaction between any two charged bodies
  4. 7. the length between two points (or objects)
  5. 9. increase in the rate or speed of something.
  6. 10. to observe or study by close examination and systematic inquiry
  7. 11. is a physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
Down
  1. 1. is the force that resists motion when the surface of one object comes in contact with the surface of another.
  2. 3. the force that propels a flying machine in the direction of motion.
  3. 5. is a force that attracts any two objects with mass.
  4. 8. The rate at which an object moves through time